<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        h1 {
            color: #ff0000;
        }

        h2 {
            color: #f0f;
        }

        h3 {
            color: rgb(0, 0, 255);
        }

        h4 {
            color: rgba(0, 255, 0, 0.2);
        }

        #d2 {
            background-color: lightskyblue;
            width: 200px;
            height: 200px;
            background-image: url("../b.jpg");
            background-size: 100px 100px;
            background-repeat: no-repeat; /*禁止重复*/
            /*背景图片位置:横向  纵向*/
            /*background-position: 50px 50px;*/
            background-position: 0% 100%;
        }

        #d1 {
            width: 611px;
            height: 376px;
            background-color: #e8e8e8;
            background-image: url("http://doc.canglaoshi.org/tstore_v1/images/itemCat/study_computer_img1.png");
            background-repeat: no-repeat;
            background-size: 318px 319px;
            background-position: 90% 80%;
        }
    </style>
</head>
<body>
<div id="d1"></div>
<div id="d2">背景图片测试</div>
<h1>颜色测试</h1>
<h2>颜色测试</h2>
<h3>颜色测试</h3>
<h4>颜色测试</h4>


</body>
</html>